A stunning aerial view of Üsküdar in Istanbul, showcasing its urban landscape and waterfront. — flights from Porto to Istanbul
PortoIstanbul, Turkey

Flights from Porto to Istanbul

Nonstop flights from Porto (OPO) to Istanbul (IST) take about 4h 23m (3,103 km). Turkish Airlines flies it. Lowest fare seen: $237 one-way, nonstop (22 Oct 2026).

All flights to Istanbul →

Photo of Istanbul: Julien Goettelmann on Pexels.

When you land in Istanbul

The airport transfer and the few things worth sorting before you fly.

A Turkish Airlines aircraft flying amidst clouds over Istanbul, capturing travel's essence. — arriving in Istanbul

Airport transfer

IST → Istanbul, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices
Before you flyAirport lounges at Porto →1 lounge at Porto AirportTrains, buses and taxi faresIST to Istanbul: getting into town →Early arrival or late flightLuggage storage in Istanbul →34 drop-off points, from €3.90

Things to book in Istanbul

All 59 things to do in Istanbul →
Topkapı Palacefrom €60
Topkapı Palace Museum 3.6 · 445 Tiqets reviews
from €9
Istanbul Sightseeing Cruises 3.8 · 250 Tiqets reviews
Blue Mosque, Istanbulfrom €15
The Blue Mosque 4.0 · 138 Tiqets reviews
from €15
Istanbul Whirling Dervishes Ceremonies 4.4 · 126 Tiqets reviews

Find hotels in Istanbul

Hotels, hostels & more · Trip.com

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Airlines flying Porto to Istanbul

Carriers on OPO–IST according to our route data and nonstop fares seen as of 22 Oct 2026. Not a complete list.

✈ Turkish Airlinesnonstop fare seen

Porto to Istanbul fares by month

Cheapest month seen for a nonstop flight: Dec 2026, from $237 one-way. With stops: Feb 2027, from $98. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.

DepartingNonstop fromCheaper with stops
Oct 2026$26229 Oct 2026 · Turkish Airlines$133 · 2 stops28 Oct 2026
Nov 2026$25914 Nov 2026 · Turkish Airlines$110 · 1 stop12 Nov 2026
Dec 2026$23724 Dec 2026 · Turkish Airlines$113 · 1 stop10 Dec 2026
Jan 2027$25421 Jan 2027 · Turkish Airlines$102 · 1 stop26 Jan 2027
Feb 2027$26417 Feb 2027 · Turkish Airlines$98 · 1 stop17 Feb 2027
Mar 2027$26429 Mar 2027 · Turkish Airlines$145 · 1 stop19 Mar 2027
Apr 2027$24425 Apr 2027 · Turkish Airlines$145 · 1 stop25 Apr 2027
May 2027$26013 May 2027 · Turkish Airlines$133 · 1 stop13 May 2027
Jun 2027$24119 Jun 2027 · Turkish Airlines$132 · 1 stop19 Jun 2027
Jul 2027$3382 Jul 2027 · Turkish Airlines$148 · 3 stops2 Jul 2027
Aug 2027$3059 Aug 2027 · Turkish Airlines$155 · 2 stops9 Aug 2027

When to go for the lowest fare

Later departures were cheaper: from $98 in February 2027, against $110 for November 2026.

Nonstop or with a stop

A connection undercut nonstop in 11 of 11 months with both fares.

From Travelpayouts flight-search data, city to city (Porto to Istanbul, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.

Best time to fly to Istanbul

Based on weather and travel conditions in Turkey

Jan
Feb
Mar
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Jun
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Aug
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Oct
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Dec
Best monthsGoodAvoid if possible

Turkey is a great destination year-round. Check local weather patterns before booking and consider shoulder seasons for lower prices and fewer crowds.

More for this trip

Frequently asked questions — Porto to Istanbul flights

How long is the flight from Porto to Istanbul?
A nonstop flight from Porto (OPO) to Istanbul (IST) takes about 4h 23m, covering 3,103 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is Porto from Istanbul by air?
The great-circle distance between Francisco de Sá Carneiro Airport and İstanbul Airport is 3,103 km (1,928 miles), a medium-haul route.
Which airlines fly from Porto to Istanbul?
Airlines with flights or nonstop fares on the OPO–IST route include Turkish Airlines. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from Porto to Istanbul cost?
The lowest one-way fare seen recently on OPO–IST was $237 USD with Turkish Airlines (nonstop), departing 24 Dec 2026, found in fare searches as of 22 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
What is the cheapest month to fly from Porto to Istanbul?
In fares seen on 22 Oct 2026, departures in February 2027 were cheapest, from $98 one-way, against $155 for August 2027, the dearest month. Fares change daily, so check your own dates.
Is it cheaper to fly nonstop or with a stop from Porto to Istanbul?
In the fares we saw (22 Oct 2026), connecting was cheaper: from $105 with 2 stops against $237 nonstop, a saving of $132. Nonstop saves the connection time.
Do I need a visa to travel from Porto to Turkey?
It depends on your passport. Some nationalities can enter Turkey visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.
What is the best time to visit Istanbul?
Turkey is a great destination year-round. Check local weather patterns before booking and consider shoulder seasons for lower prices and fewer crowds.

Sources: fares from Travelpayouts flight-search data, seen 22 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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